7.4. Properties and Supported Options

In addition to creating PersistenceManagers,
the PersistenceManagerFactory also supplies
metadata about the current JDO implementation. The
getProperties method returns a
Properties instance containing, at a
minimum, the following keys:

VendorName: The name of the JDO vendor.

VersionNumber: The version number string
for the product.

The supportedOptions method returns a
Collection of Strings
enumerating the JDO options supported by the implementation.
The following option names are recognized:

javax.jdo.option.TransientTransactional:
Support for the transient-clean and transient-dirty lifecycle
states.